2.A sample of 1.00mol of a monatomic perfect gas with Cv.m=3/2R,initially at 298K and 10dm3,is expanded with the surroundings maintained at 298K,to a final volume of 20dm3,in three ways:a) isothermally and reversibly,(b)isothermally against a constant external pressure of 0.5atm,(c )adiabatically against a constant external pressure of 0.5atm.Calculate AS, △Ssurr△H,AT,AA,and△G for each path.lf a numerical answer cannot be obtained from the data,write or -or as appropriate. PDF文件使用"pdfFactory Pro”试用版本创建ffm,fineprint.com,cn 3 2. A sample of 1.00mol of a monatomic perfect gas with CV,m =3/2R, initially at 298K and 10dm3 , is expanded with the surroundings maintained at 298K, to a final volume of 20dm3 , in three ways:( a) isothermally and reversibly, (b) isothermally against a constant external pressure of 0.5atm, (c ) adiabatically against a constant external pressure of 0.5atm.Calculate ΔS, ΔSsurr, ΔH, ΔT, ΔA, and ΔG for each path. If a numerical answer cannot be obtained from the data, write + or -, or ? as appropriate. PDF 文件使用 "pdfFactory Pro" 试用版本创建 fwww.fineprint.com.cn f